Vending machine



FIG. 1 is a top front and left side perspective view of a vending machine, showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a rear elevational view thereof.

The broken lines indicating indicia on FIGS. 1, 2 and 3 are shown for illustrative purposes only. 

The ornamental design for a vending machine, as shown and described. 